Home / 63,934.11-88,237.62-36,720.90

Finding the Fourth Proportional to 63,934.11, 88,237.62 and 36,720.90

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Solution

The fourth proportional to 63,934.11, 88,237.62 and 36,720.90 is: 50,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,934.11 : 88,237.62 = 36,720.90 : x
  2. Step 2: Convert to fraction form
    63,934.11/88,237.62 = 36,720.90/x
  3. Step 3: Cross multiply
    63,934.11x = 88,237.62 × 36,720.90
  4. Step 4: Simplify right side
    63,934.11x = 3,240,164,820.26
  5. Step 5: Solve for x
    x = 3,240,164,820.26/63,934.11
  6. Step 6: Final answer
    x = 50,679.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.